emacs/code/elpa/magit-20220425.1153/magit-remote.el

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14 KiB
EmacsLisp

;;; magit-remote.el --- Transfer Git commits -*- lexical-binding:t -*-
;; Copyright (C) 2008-2022 The Magit Project Contributors
;; Author: Jonas Bernoulli <jonas@bernoul.li>
;; Maintainer: Jonas Bernoulli <jonas@bernoul.li>
;; SPDX-License-Identifier: GPL-3.0-or-later
;; Magit is free software: you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;;
;; Magit is distributed in the hope that it will be useful, but WITHOUT
;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
;; License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with Magit. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; This library implements remote commands.
;;; Code:
(require 'magit)
;;; Options
(defcustom magit-remote-add-set-remote.pushDefault 'ask-if-unset
"Whether to set the value of `remote.pushDefault' after adding a remote.
If `ask', then always ask. If `ask-if-unset', then ask, but only
if the variable isn't set already. If nil, then don't ever set.
If the value is a string, then set without asking, provided that
the name of the added remote is equal to that string and the
variable isn't already set."
:package-version '(magit . "2.4.0")
:group 'magit-commands
:type '(choice (const :tag "ask if unset" ask-if-unset)
(const :tag "always ask" ask)
(string :tag "set if named")
(const :tag "don't set")))
(defcustom magit-remote-direct-configure t
"Whether the command `magit-remote' shows Git variables.
When set to nil, no variables are displayed by this transient
command, instead the sub-transient `magit-remote-configure'
has to be used to view and change remote related variables."
:package-version '(magit . "2.12.0")
:group 'magit-commands
:type 'boolean)
(defcustom magit-prefer-push-default nil
"Whether to prefer `remote.pushDefault' over per-branch variables."
:package-version '(magit . "3.0.0")
:group 'magit-commands
:type 'boolean)
;;; Commands
;;;###autoload (autoload 'magit-remote "magit-remote" nil t)
(transient-define-prefix magit-remote (remote)
"Add, configure or remove a remote."
:man-page "git-remote"
:value '("-f")
["Variables"
:if (lambda ()
(and magit-remote-direct-configure
(oref transient--prefix scope)))
("u" magit-remote.<remote>.url)
("U" magit-remote.<remote>.fetch)
("s" magit-remote.<remote>.pushurl)
("S" magit-remote.<remote>.push)
("O" magit-remote.<remote>.tagopt)]
["Arguments for add"
("-f" "Fetch after add" "-f")]
["Actions"
[("a" "Add" magit-remote-add)
("r" "Rename" magit-remote-rename)
("k" "Remove" magit-remote-remove)]
[("C" "Configure..." magit-remote-configure)
("p" "Prune stale branches" magit-remote-prune)
("P" "Prune stale refspecs" magit-remote-prune-refspecs)
(7 "z" "Unshallow remote" magit-remote-unshallow)]]
(interactive (list (magit-get-current-remote)))
(transient-setup 'magit-remote nil nil :scope remote))
(defun magit-read-url (prompt &optional initial-input)
(let ((url (magit-read-string-ns prompt initial-input)))
(if (string-prefix-p "~" url)
(expand-file-name url)
url)))
;;;###autoload
(defun magit-remote-add (remote url &optional args)
"Add a remote named REMOTE and fetch it."
(interactive
(let ((origin (magit-get "remote.origin.url"))
(remote (magit-read-string-ns "Remote name")))
(list remote
(magit-read-url
"Remote url"
(and origin
(string-match "\\([^:/]+\\)/[^/]+\\(\\.git\\)?\\'" origin)
(replace-match remote t t origin 1)))
(transient-args 'magit-remote))))
(if (pcase (list magit-remote-add-set-remote.pushDefault
(magit-get "remote.pushDefault"))
(`(,(pred stringp) ,_) t)
((or `(ask ,_) '(ask-if-unset nil))
(y-or-n-p (format "Set `remote.pushDefault' to \"%s\"? " remote))))
(progn (magit-call-git "remote" "add" args remote url)
(setf (magit-get "remote.pushDefault") remote)
(magit-refresh))
(magit-run-git-async "remote" "add" args remote url)))
;;;###autoload
(defun magit-remote-rename (old new)
"Rename the remote named OLD to NEW."
(interactive
(let ((remote (magit-read-remote "Rename remote")))
(list remote (magit-read-string-ns (format "Rename %s to" remote)))))
(unless (string= old new)
(magit-call-git "remote" "rename" old new)
(magit-remote--cleanup-push-variables old new)
(magit-refresh)))
;;;###autoload
(defun magit-remote-remove (remote)
"Delete the remote named REMOTE."
(interactive (list (magit-read-remote "Delete remote")))
(magit-call-git "remote" "rm" remote)
(magit-remote--cleanup-push-variables remote)
(magit-refresh))
(defun magit-remote--cleanup-push-variables (remote &optional new-name)
(magit-with-toplevel
(when (equal (magit-get "remote.pushDefault") remote)
(magit-set new-name "remote.pushDefault"))
(dolist (var (magit-git-lines "config" "--name-only"
"--get-regexp" "^branch\.[^.]*\.pushRemote"
(format "^%s$" remote)))
(magit-call-git "config" (and (not new-name) "--unset") var new-name))))
(defconst magit--refspec-re "\\`\\(\\+\\)?\\([^:]+\\):\\(.*\\)\\'")
;;;###autoload
(defun magit-remote-prune (remote)
"Remove stale remote-tracking branches for REMOTE."
(interactive (list (magit-read-remote "Prune stale branches of remote")))
(magit-run-git-async "remote" "prune" remote))
;;;###autoload
(defun magit-remote-prune-refspecs (remote)
"Remove stale refspecs for REMOTE.
A refspec is stale if there no longer exists at least one branch
on the remote that would be fetched due to that refspec. A stale
refspec is problematic because its existence causes Git to refuse
to fetch according to the remaining non-stale refspecs.
If only stale refspecs remain, then offer to either delete the
remote or to replace the stale refspecs with the default refspec.
Also remove the remote-tracking branches that were created due to
the now stale refspecs. Other stale branches are not removed."
(interactive (list (magit-read-remote "Prune refspecs of remote")))
(let* ((tracking-refs (magit-list-remote-branches remote))
(remote-refs (magit-remote-list-refs remote))
(variable (format "remote.%s.fetch" remote))
(refspecs (magit-get-all variable))
stale)
(dolist (refspec refspecs)
(when (string-match magit--refspec-re refspec)
(let ((theirs (match-string 2 refspec))
(ours (match-string 3 refspec)))
(unless (if (string-match "\\*" theirs)
(let ((re (replace-match ".*" t t theirs)))
(--some (string-match-p re it) remote-refs))
(member theirs remote-refs))
(push (cons refspec
(if (string-match "\\*" ours)
(let ((re (replace-match ".*" t t ours)))
(--filter (string-match-p re it) tracking-refs))
(list (car (member ours tracking-refs)))))
stale)))))
(if (not stale)
(message "No stale refspecs for remote %S" remote)
(if (= (length stale)
(length refspecs))
(magit-read-char-case
(format "All of %s's refspecs are stale. " remote) nil
(?s "replace with [d]efault refspec"
(magit-set-all
(list (format "+refs/heads/*:refs/remotes/%s/*" remote))
variable))
(?r "[r]emove remote"
(magit-call-git "remote" "rm" remote))
(?a "or [a]abort"
(user-error "Abort")))
(if (if (length= stale 1)
(pcase-let ((`(,refspec . ,refs) (car stale)))
(magit-confirm 'prune-stale-refspecs
(format "Prune stale refspec %s and branch %%s" refspec)
(format "Prune stale refspec %s and %%i branches" refspec)
nil refs))
(magit-confirm 'prune-stale-refspecs nil
(format "Prune %%i stale refspecs and %i branches"
(length (cl-mapcan (lambda (s) (copy-sequence (cdr s)))
stale)))
nil
(mapcar (pcase-lambda (`(,refspec . ,refs))
(concat refspec "\n"
(mapconcat (lambda (b) (concat " " b))
refs "\n")))
stale)))
(pcase-dolist (`(,refspec . ,refs) stale)
(magit-call-git "config" "--unset" variable
(regexp-quote refspec))
(magit--log-action
(lambda (refs)
(format "Deleting %i branches" (length refs)))
(lambda (ref)
(format "Deleting branch %s (was %s)" ref
(magit-rev-parse "--short" ref)))
refs)
(dolist (ref refs)
(magit-call-git "update-ref" "-d" ref)))
(user-error "Abort")))
(magit-refresh))))
;;;###autoload
(defun magit-remote-set-head (remote &optional branch)
"Set the local representation of REMOTE's default branch.
Query REMOTE and set the symbolic-ref refs/remotes/<remote>/HEAD
accordingly. With a prefix argument query for the branch to be
used, which allows you to select an incorrect value if you fancy
doing that."
(interactive
(let ((remote (magit-read-remote "Set HEAD for remote")))
(list remote
(and current-prefix-arg
(magit-read-remote-branch (format "Set %s/HEAD to" remote)
remote nil nil t)))))
(magit-run-git "remote" "set-head" remote (or branch "--auto")))
;;;###autoload
(defun magit-remote-unset-head (remote)
"Unset the local representation of REMOTE's default branch.
Delete the symbolic-ref \"refs/remotes/<remote>/HEAD\"."
(interactive (list (magit-read-remote "Unset HEAD for remote")))
(magit-run-git "remote" "set-head" remote "--delete"))
;;;###autoload
(defun magit-remote-unshallow (remote)
"Convert a shallow remote into a full one.
If only a single refspec is set and it does not contain a
wildcard, then also offer to replace it with the standard
refspec."
(interactive (list (or (magit-get-current-remote)
(magit-read-remote "Delete remote"))))
(let ((refspecs (magit-get-all "remote" remote "fetch"))
(standard (format "+refs/heads/*:refs/remotes/%s/*" remote)))
(when (and (length= refspecs 1)
(not (string-search "*" (car refspecs)))
(yes-or-no-p (format "Also replace refspec %s with %s? "
(car refspecs)
standard)))
(magit-set standard "remote" remote "fetch"))
(magit-git-fetch "--unshallow" remote)))
;;; Configure
;;;###autoload (autoload 'magit-remote-configure "magit-remote" nil t)
(transient-define-prefix magit-remote-configure (remote)
"Configure a remote."
:man-page "git-remote"
[:description
(lambda ()
(concat
(propertize "Configure " 'face 'transient-heading)
(propertize (oref transient--prefix scope) 'face 'magit-branch-remote)))
("u" magit-remote.<remote>.url)
("U" magit-remote.<remote>.fetch)
("s" magit-remote.<remote>.pushurl)
("S" magit-remote.<remote>.push)
("O" magit-remote.<remote>.tagopt)]
(interactive
(list (or (and (not current-prefix-arg)
(not (and magit-remote-direct-configure
(eq transient-current-command 'magit-remote)))
(magit-get-current-remote))
(magit--read-remote-scope))))
(transient-setup 'magit-remote-configure nil nil :scope remote))
(defun magit--read-remote-scope (&optional obj)
(magit-read-remote
(if obj
(format "Set %s for remote"
(format (oref obj variable) "<name>"))
"Configure remote")))
(transient-define-infix magit-remote.<remote>.url ()
:class 'magit--git-variable:urls
:scope #'magit--read-remote-scope
:variable "remote.%s.url"
:multi-value t
:history-key 'magit-remote.<remote>.*url)
(transient-define-infix magit-remote.<remote>.fetch ()
:class 'magit--git-variable
:scope #'magit--read-remote-scope
:variable "remote.%s.fetch"
:multi-value t)
(transient-define-infix magit-remote.<remote>.pushurl ()
:class 'magit--git-variable:urls
:scope #'magit--read-remote-scope
:variable "remote.%s.pushurl"
:multi-value t
:history-key 'magit-remote.<remote>.*url
:seturl-arg "--push")
(transient-define-infix magit-remote.<remote>.push ()
:class 'magit--git-variable
:scope #'magit--read-remote-scope
:variable "remote.%s.push")
(transient-define-infix magit-remote.<remote>.tagopt ()
:class 'magit--git-variable:choices
:scope #'magit--read-remote-scope
:variable "remote.%s.tagOpt"
:choices '("--no-tags" "--tags"))
;;; Transfer Utilities
(defun magit--push-remote-variable (&optional branch short)
(unless branch
(setq branch (magit-get-current-branch)))
(magit--propertize-face
(if (or (not branch) magit-prefer-push-default)
(if short "pushDefault" "remote.pushDefault")
(if short "pushRemote" (format "branch.%s.pushRemote" branch)))
'bold))
(defun magit--select-push-remote (prompt-suffix)
(let* ((branch (or (magit-get-current-branch)
(user-error "No branch is checked out")))
(remote (magit-get-push-remote branch))
(changed nil))
(when (or current-prefix-arg
(not remote)
(not (member remote (magit-list-remotes))))
(setq changed t)
(setq remote
(magit-read-remote (format "Set %s and %s"
(magit--push-remote-variable)
prompt-suffix)))
(setf (magit-get (magit--push-remote-variable branch)) remote))
(list branch remote changed)))
;;; _
(provide 'magit-remote)
;;; magit-remote.el ends here